How to Clean a Window Fan At Home

How to Clean a Window Fan At Home

We should clean our window fan weekly or monthly to avoid dust. Window fan stores a lot of dust that may cause disease for our health. In this article, we will cover two methods to clean your window fan. At first, we will show you how to clean a window fan without opening it, and secondly, the deep fan cleaning.

Before we start, we will suggest the normal cleaning process if you want to clean your fan weekly. But, if your fan is not being used for a long time, you should follow the deep cleaning process.

How to Clean a Window Fan without Opening It: Weekly Routine

Cleaning the fan weekly is the best practice to keep your home air clean. Weekly cleaning of the fan also keeps your fan like new. 

Things we need:

  • Vacuum hose with a brush attachment
  • Can of compressed air
  • Microfiber cloth

Work Procedure:

  1. At first, unplug the fan from the power source. 
  2. Attach the dusting brush to the vacuum hose. If you use a handheld vacuum, it will be easy to maneuver as you clean the fan’s grills and blades.
  3. Now, clean the grill carefully. Gently glide the vacuum to the grill to pick up dust. After doing this severally, it should be clean.
  4. To clean the fan blades properly, use the compressed air can in an upright position. 
  5. Spray compressed air to the dust with the straw repeatedly to clean properly.
  6. In the final steps, use a microfiber cloth to wipe your fan.

This is the most simple process to clean your fan weekly. It may take 20-30 minutes. But if you need deep cleaning, follow the below procedure.

Deep Cleaning A Window Fan

A lot of dust can be stored inside your window fan. Without opening your fan, it can’t be clean properly. Don’t worry, we are going to show you the full process.

Things you will need:

  • Screwdriver
  • Brush 
  • Mild soap
  • Dry microfiber rag
  • Vacuum cleaner

Working Procedure:

Deep Cleaning A Window Fan Working Procedure
image credit: Jordan U
  1. Before starting the procedure, unplug the fan from the power source and place it on a table.
  2. Now, unscrew the grill. The screws can be on the bottom, side & also in the back. To split the front part, gently push it up.
  3. To take out the fan blades, remove the screws at the top of the blades. Then pull the blades up.
  4. Now, wash the fan blades with warm soapy water to remove the dirt easily. Use a sponge to clean the blades and wipe with a dry microfiber rag to dry the fan components.
  5. Use a soft brush to clean the motor and other components. But, be careful to clean the motor. You can also use motor oil for the motor.
  6. Finally, assemble the fan and place it securely to the place.


You should take good preparation to clean a window fan. Depending on the dirt and size of the fan, it can take up to 2 hours. But, we request you to do this carefully to avoid any damage to the fan. Also, don’t put the motor in a wet place.

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